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CAS No 138-41-0 , 4-sulfamoylbenzoic acid Search by region : China

  • Name: 4-sulfamoylbenzoic acid
  • Synonyms: 4-(aminosulfonyl)-; 4-Carboxybenzenesulfonamide; Benzoic acid; Dirnate; 138-41-0;4-sulfamoylbenzoic acid; Carzenide; Carzenid;4-Sulfamoylbenzoic acid; 4-(Aminosulfonyl)benzoic acid;
  • CAS Registry Number:
  • Transport: White pow
  • Melting Point: 290-292 ºC
  • Flash Point: 225.4°C
  • Boiling Point: 449°Cat760mmHg
  • Density: 1.536g/cm3
  • Water Solubility: 453 MG/L (25 ºC)
  • Safety Statements: R20/21/22;R36/37/38
  • Hazard Symbols: Xn: Harmful;
  • Flash Point: 225.4°C
  • EINECS: 205-327-4
  • Molecular Weight: 201.19978
  • InchiKey: UCAGLBKTLXCODC-UHFFFAOYSA-N
  • InChI: InChI=1S/C7H7NO4S/c8-13(11,12)6-3-1-5(2-4-6)7(9)10/h1-4H,(H,9,10)(H2,8,
    11,12)
  • Risk Statements: S22;S26;S36/37/39
  • Molecular Formula: C7H7NO4S
  • Molecular Structure:CAS No:138-41-0 4-sulfamoylbenzoic acid

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References of 4-sulfamoylbenzoic acid
Title: Carzenide
CAS Registry Number: 138-41-0
CAS Name: 4-(Aminosulfonyl)benzoic acid
Synonyms: p-sulfamoylbenzoic acid; 4-carboxybenzenesulfonamide; p-sulfonamidobenzoic acid; benzoic acid 4-sulfamide
Molecular Formula: C7H7NO4S
Molecular Weight: 201.20
Percent Composition: C 41.79%, H 3.51%, N 6.96%, O 31.81%, S 15.94%
Literature References: Byproduct in the production of saccharin. Prepn from toluene p-sulfonamide: W. A. Noyes, Am. Chem. J. 7, 145 (1885); A. A. Goldberg, A. H. Wragg, J. Chem. Soc. 1960, 1408. Metabolism: L. M. Ball et al., Xenobiotica 8, 183 (1978). HPLC determn in saccharin samples: A. E. Mooser, J. Chromatogr. 287, 113 (1984). Toxicity data: D. Appenroth, H. Br?unlich, Pharmazie 38, 102 (1983).
Properties: Flat, shiny prisms from water, dec 280°. pKa 3.50. Practically insol in cold water, ether, benzene. Freely sol in alcohol. LD50 i.p. in rats: 350 ± 22 mg/kg (Appenroth, Br?unlich).
pKa: pKa 3.50
Toxicity data: LD50 i.p. in rats: 350 ± 22 mg/kg (Appenroth, Br?unlich)
 
Derivative Type: Sodium salt
Molecular Formula: C7H6NNaO4S
Molecular Weight: 223.18
Percent Composition: C 37.67%, H 2.71%, N 6.28%, Na 10.30%, O 28.68%, S 14.37%
Properties: Crystals. Neutral. Soly in water: ~20 g/100 ml.